Security Alarm

1. Material: ABS2. Number of channels: mono3. Output sound pressure: 100dB4. Operating frequency: 3100Hz5. Operating voltage: DC3-24V6. Operating temperature: -20-+80 degrees Celsius7. Driving mode: piezoelectric (crystal)8. Piezoelectric buzzer, high...

1. Material: ABS2. Number of channels: mono3. Output sound pressure: 90dB4. Rated voltage: DC12V5. Operating voltage: 3-24V6. Operating frequency: 3300+/-500Hz7. Operating temperature: -20-+80 degrees Celsius8. Driving mode: piezoelectric (crystal)9...

1. Input: 5V 1A2. Wireless connection: Zigbee 3.03. Operating temperature: -10 - 60 degrees Celsius4. Operating humidity: 0-90%RH, non-condensing5. Zigbee device type: router6. Power input port: Type-C7. Housing material: ABS, PC8. Size: about 44.2 x 44...

1. Rated current: 4A2. Rated voltage: 250V3. Withstand voltage: 1000V4. Contact resistance: 50 milliohms5. Insulation resistance: 21000 milliohms6. Dimensions: about 6x7 cm7. Installation size: 22mm8. Pin type: screw9. Widely used to control automatic...

1. Solar panel: 5V 80mA monocrystalline panel2. Battery: polymer lithium battery 3.7V/400mAh3. LED: 6 flashing red LEDs4. Charging method: solar/DC charging5. Charging time: about 8 hours with solar energy, about 1 hour with DC charging (DC 5V/1A)6...

1. Material: plastic2. Voltage: 12/24/220V3. Working mode: whistle + flashing4. Power: 1W5. Protection level: IP456. Installation method: wall-mounted7. Applicable scenarios: hospitals, toilet entrances, warehouses, factory workshops, etc.8. Volume:...

1. Material: PC2. Specifications: B153. Number of lamp beads: 15pcs4. Weight: about 15 grams5. Color: red, yellow, green, random delivery6. Metal lamp holder, bright LED light source, fixed PC material, good light transmittance, no fading, no wear7...

1. Working voltage: DC 250V 2. Operating Current: Less than or equal to 300mA 3. Contact modes: Normally open, normally closed 4. Operating temperature: -40 degree C to 125 degree C 5. Material: ABS plastic 6. Size: 5.3x5x3.2cm

Application: 1. Specially designed for metal and concrete wall tamper with, for safe, metal door, the chamber, the cash box and bank cement walls and other protection. Built-in high-frequency sensor, can detect drilling, cutting, cutting, welding and...

1.Multiple Sound Selection Sound intensity:120 dB 2.Wireless Type:2.4GHz, 1T1R 3.Protocol:IEEE 802.11b/g/n Wireless Range:45m 4.Free app:Tuyasmart or Smart Life. 5.Support systems: Android and IOS.

1. The sound-light fire alarm apparatus are one kind terminal device for alarm, it is fit for the sound & light alarm when the fire happens. 2. Suitable to be used in office, hotel, restaurant and so on. 3. Selects two or the four-wire system wiring...

1. Glass broken button, also called the emergency push button, it is a series in the electric lock loop, to prevent the entrance guard system of card reader, push button or controller hardware failure inside personnel dozen do not open the door 2. Locked...